Home / 829,143.80-1,244,022.90-798,423.80

Finding the Fourth Proportional to 829,143.80, 1,244,022.90 and 798,423.80

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Solution

The fourth proportional to 829,143.80, 1,244,022.90 and 798,423.80 is: 1,197,931.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,143.80 : 1,244,022.90 = 798,423.80 : x
  2. Step 2: Convert to fraction form
    829,143.80/1,244,022.90 = 798,423.80/x
  3. Step 3: Cross multiply
    829,143.80x = 1,244,022.90 × 798,423.80
  4. Step 4: Simplify right side
    829,143.80x = 993,257,491,105.02
  5. Step 5: Solve for x
    x = 993,257,491,105.02/829,143.80
  6. Step 6: Final answer
    x = 1,197,931.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.